Graphical user interface



FIG. 1 is a front view of a graphical user interface for a display screen of a communications terminal;

FIG. 2 is a front view of a second embodiment thereof; and,

FIG. 3 is a front view of a third embodiment thereof.

The broken line drawings of text and the display screen in all views is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a graphical user interface, as shown and described. 